XSLT Error

    Empty filename at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Template/XSLT.pm line 575.
    

Response XML

<?xml version="1.0"?>
<response>
  <form uri="" encoding="&#x2713;" uuid="1874ECD2-C3EF-11EA-BC1F-7E46BCE3914D" key="login" method="post">
    <field name="username" key="username" value="" widget="text" display="Username" id="uuid-18751E46-C3EF-11EA-BC1F-7E46BCE3914D" attrs=""/>
    <field id="uuid-187551C2-C3EF-11EA-BC1F-7E46BCE3914D" attrs="" key="password" name="password" display="Password" widget="password"/>
    <field attrs="" id="uuid-1875825A-C3EF-11EA-BC1F-7E46BCE3914D" value="" widget="submit" display="Login" key="submit" name="submit"/>
  </form>
</response>